Classification
Product TypeRaw Material
Product FormDried, In-shell
Industry PositionPrimary Agricultural Product
Raw Material
Market
China is the world's largest walnut producer, with commercial output concentrated in Xinjiang and Yunnan and additional production in Hebei, Henan, Gansu, Shaanxi, and Shanxi. The domestic market is driven by dried in-shell walnuts, fresh local walnut sales in some provinces, and a large branded snack channel, while exports are expanding to more than 50 markets. Prices have been volatile after years of supply growth created oversupply, but long-run demand is still supported by health-oriented consumption and gift-box channels.
Market RoleMajor producer and exporter with strong domestic consumption
Domestic RoleLarge healthy-snack, cooking, and gift-box market; fresh walnuts are also sold in wet markets during harvest
Market GrowthMixed (Medium-term)Production remains large, but oversupply and tariff pressure have weakened prices in the near term while health-oriented demand still supports long-run growth
SeasonalityCommercial harvest starts in early September; fresh walnuts move through local wet markets during harvest, while dried and processed product extends availability beyond the harvest window.
Specification
Secondary Variety- Local Chinese cultivars
- Xinjiang improved light-kernel varieties
- Red-kernel specialty varieties in Shaanxi, Gansu, and Henan
- Chandler
- Hartley
Physical Attributes- Large nut size
- Thin shell
- Light kernel color
- Low bitterness
- High kernel yield
Compositional Metrics- Moisture control is important in grading and storage
- Peroxide value and acidity are quality indicators in Chinese grade work
- Kernel color and defect rate are buyer-sensitive attributes
Grades- GB/T 20398-2021 walnut quality grades
- Buyer-specific defect and kernel-color thresholds
- Nut and seed food quality requirements under GB/T 22165-2022
Packaging- Moisture-protective bulk sacks or cartons
- Sealed retail pouches for branded snacks
- Labeled traceable lots for wholesale and e-commerce channels
Supply Chain
Value Chain- Harvest -> husking and drying -> cracking and sorting -> grading -> packing -> domestic distribution or export dispatch
- Fresh walnuts may move directly to wet markets during the harvest season
Temperature- Dry, cool storage is preferred
- Humidity control matters more than refrigerated transport
Atmosphere Control- Low-odor, ventilated storage helps protect flavor and oil quality
- Avoid moisture pickup during transport and warehousing
Shelf Life- Quality declines with moisture uptake and oxidation
- Kernel rancidity and discoloration are the main storage losses
Freight IntensityMedium
Transport ModeMultimodal
Risks
Market Volatility HighChina's walnut market has experienced severe price swings after years of supply growth; FAS reports that some growers leave mountain orchards unharvested when returns do not cover labor and handling costs.Use forward contracts, quality-based pricing, and inventory buffers to absorb price swings.
Climate MediumCold weather during flowering in Yunnan and drought in northwestern China can reduce yields in key production areas.Diversify sourcing within China and keep regional inventory buffers.
Food Safety MediumPost-harvest infrastructure is uneven, so moisture pickup, rancidity, and kernel defects can emerge if storage and sorting are weak.Require moisture, defect, and storage audits, and test lots for oxidation-related quality drift.
Regulatory Compliance MediumCustoms can require plant quarantine certificates, electronic filing, and on-site inspection; paperwork errors or tariff-origin issues can delay release and alter landed cost.Verify HS code, origin documents, and quarantine paperwork before shipment.
Logistics MediumLong inland hauls from western orchards and ambient warehousing add handling risk and margin pressure for a commodity that must stay dry and low-odor.Use dry, ventilated warehousing and minimize transfer points.
Sustainability- Oversupply has encouraged some farmers to reduce walnut planting or replace orchards with grain crops in flatter areas
- Hillside cultivation constrains mechanization and increases post-harvest handling pressure
- Drought in northwestern China and weather stress during flowering can reduce yields
Labor & Social- Shrinking rural labor pools and aging orchard workers raise harvest costs
- Some mountain-grown walnuts are left unharvested when farmgate prices do not cover labor
FAQ
Which regions produce the most walnuts in China?Xinjiang and Yunnan are the two largest producers, and Hebei, Henan, Gansu, Shaanxi, and Shanxi also matter.
Why is the Chinese walnut market so price volatile?Supply growth has at times outpaced demand, creating oversupply, while labor costs have risen and some mountain orchards are left unharvested when prices are too low.
What are the main walnut sales channels in China?Supermarkets, e-commerce, community group-buy, foodservice, and wet markets all matter, with branded retail and online channels especially important.
What makes Xinjiang walnuts distinctive?They are widely known for light kernel color and high kernel yield, and Xinjiang is the largest walnut-producing province.